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Text: DOCOL

[6502 Second Processor version]

Name: DOCOL [Show more] Type: Subroutine Category: Text Summary: Set the text colour by sending a #SETCOL command to the I/O processor
Context: See this subroutine in context in the source code References: This subroutine is called as follows: * DEATH calls DOCOL * dockEd calls DOCOL * ee3 calls DOCOL * gnum calls DOCOL * HME2 calls DOCOL * hyp calls DOCOL * LASLI calls DOCOL * LL9 (Part 1 of 12) calls DOCOL * MESS calls DOCOL * NLIN2 calls DOCOL * PBFL calls DOCOL * PLANET calls DOCOL * SIGHT calls DOCOL * SLIDE calls DOCOL * TITLE calls DOCOL * TRADEMODE calls DOCOL * TT102 calls DOCOL * TT128 calls DOCOL * TT14 calls DOCOL * TT15 calls DOCOL * TT22 calls DOCOL * TT23 calls DOCOL * TTX66 calls DOCOL * WHITETEXT calls DOCOL * ZZAAP calls DOCOL

Arguments: A The text colour
.DOCOL PHA \ Store A, the colour number, on the stack LDA #SETCOL \ Set A to #SETCOL, ready to send to the I/O processor BNE label \ Jump to label to send a #SETCOL <colour> command to \ the I/O processor, returning from the subroutine \ using a tail call (this BNE is effectively a JMP as A \ is never zero)